private void UDP_DataReceivedInBackGround(object source, EventArgs e) { if (chkHex.Checked) { byte[] recv = UDP.ReadBytes(); txtReport.AppendText("\r\nReceived:"); foreach (var item in recv) { txtReport.AppendText(string.Format(" {0:X2}", item)); } } else { txtReport.AppendText(string.Format("\r\nReceived: {0}", UDP.Read())); } }